The Thomson Reuters/University of Michigan final consumer sentiment index decreased to 92.0 in January from 92.6 in December, down from the preliminary estimate of 93.3 and missing expectations a rise to 93.0.
"The small downward revisions were due to stock market declines that were reflected in the erosion of household wealth, as well as weakened prospects for the national economy," the Surveys of Consumers chief economist at the University of Michigan Richard Curtin.
The current economic conditions index declined to 106.4 in January from 108.1 in December, up from a preliminary reading of 105.1.
The index of consumer expectations remained unchanged at 82.7 in January, down from a preliminary reading of 85.7.